Verb. The act of taking a drink of some foul-tasting, usually very high-proof liquor without making any facial expressions that would indicate that it does in fact taste horrible. This is a reference to the fact the Mark Wahlberg often says extremely stupid shit with a very serious face.

A phrase used to describe Someone of little or no muscle mass (a whimp). Many African American (dark skinned Americans) used the term mark until mark wahlberg became a music icon and called himself "marky mark"

Even though the term is a oxy moran because it is the name of a white male with muscle mass. However blacks started using the term because its "cool".. nigga.